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Bridge Statistics for Westwood, Michigan (MI)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 13Number of bridges
  • 66ft / 20.4mTotal length
  • 129,242Total average daily traffic
  • 13,022Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Westwood
  • No street view available for this location

Average Bridge Daily Traffic in Westwood, MI
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 25.0%Good
  • 75.0%Satisfactory
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 25.0%Good
  • 75.0%Fair
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Structure Number: 1089,  Location: 1.9 MI N OF INDIANA STATE (Lat: 41.785439,  Lng: -84.991503),  Route carried "on" structure: County highway ,  Year Built: 1967,  Status: Open,  Structure Length: 9.51m (31.20ft),  Average Daily Traffic: 340 (year 2007),  Average Future Daily Traffic: 374 (year 2022),  Design Load: H 15,  Features Intersected: I-69,  Facility Carried by Structure: SOUTHERN ROAD
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 1.172,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 6.6m (21.7ft),  Skew: 2 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 4,  Length of Maximum Span: 28.0m (91.9ft),  Curb or Sidewalk Widths: Left: 0.2m (0.7ft),  Right: 0.2m (0.7ft),  Curb-To-Curb Width: 7.8m (25.6ft),  Out-to-Out Width: 9.5m (31.2ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 57.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 29.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Other
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Structure Number: 4565,  Location: 3.0 MI S OF ALLEGAN COL (Lat: 42.376228,  Lng: -85.656517),  Route carried "on" structure: US 131,  Year Built: 1962,  Status: Open,  Structure Length: 3.35m (10.99ft),  Average Daily Traffic: 18,604 (year 2007),  Truck Traffic: 13%,  Average Future Daily Traffic: 27,059 (year 2018),  Design Load: HS 20,  Features Intersected: D AVE
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 29.045,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes (Inventory Route: 339,  Subroute: 6),  Owner: State Highway Agency,  Approaching Roadway Width: 12.5m (41.0ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 12.5m (41.0ft),  Curb-To-Curb Width: 11.7m (38.4ft),  Out-to-Out Width: 13.3m (43.6ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 52.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 31.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Underclear: High priority of corrective action,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: 4566,  Location: 3.0 MI S OF ALLEGAN COL (Lat: 42.376250,  Lng: -85.655742),  Route carried "on" structure: US 131,  Year Built: 1962,  Status: Open,  Structure Length: 3.38m (11.09ft),  Average Daily Traffic: 18,604 (year 2007),  Truck Traffic: 13%,  Average Future Daily Traffic: 27,059 (year 2018),  Design Load: HS 20,  Features Intersected: D AVE
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 34.712,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes (Inventory Route: 1,  Subroute: 7),  Owner: State Highway Agency,  Approaching Roadway Width: 10.9m (35.8ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 12.5m (41.0ft),  Curb-To-Curb Width: 11.7m (38.4ft),  Out-to-Out Width: 13.3m (43.6ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 52.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Inventory Rating: 31.4 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Better than present minimum criteria,  Underclear: Meets minimum limits,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Latex Concrete
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Structure Number: 461,  Location: 2.0 MI E OF US-131 (Lat: 42.323886,  Lng: -85.628800),  Route carried "on" structure: Business US 131,  Year Built: 1963,  Year Reconstructed: 2000,  Status: Open,  Structure Length: 4.19m (13.75ft),  Average Daily Traffic: 2,811 (year 2007),  Truck Traffic: 9%,  Average Future Daily Traffic: 3,630 (year 2018),  Design Load: HS 20,  Features Intersected: NICHOLS RD (14TH ST)
Minimum Vertical Clearance: 30.48m (100.00ft),  Kilometerpoint: 6.236,  Lanes on structure: 2,  Lanes under structure: 2,  Base Highway Network: Yes (,  Subroute: 8),  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 3 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 14.8m (48.6ft),  Curb-To-Curb Width: 13.6m (44.6ft),  Out-to-Out Width: 14.4m (47.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 68.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Superior to present desirable criteria,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: October 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 4563,  Location: AT N JCT US-131 BR (Lat: 42.329486,  Lng: -85.663989),  Route carried "under" structure: US 131,  Year Built: 1963,  Structure Length: 0. m,  Average Daily Traffic: 13,065 (year 2007),  Truck Traffic: 16%,  Features Intersected: US-131 NB
Minimum Vertical Clearance: 5.56m (18.24ft),  Kilometerpoint: 29.401,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 30.1m (98.8ft)

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Structure Number: 4564,  Location: 1.5 MI N OF N JCT US-131 (Lat: 42.348697,  Lng: -85.659211),  Route carried "under" structure: US 131,  Year Built: 1963,  Structure Length: 0. m,  Average Daily Traffic: 36,616 (year 2012),  Truck Traffic: 10%,  Features Intersected: US-131,  Facility Carried by Structure: RAVINE ROAD
Minimum Vertical Clearance: 5.31m (17.42ft),  Kilometerpoint: 31.610,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 27.4m (89.9ft)

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Structure Number: 4565,  Location: 3.0 MI S OF ALLEGAN COL (Lat: 42.376228,  Lng: -85.656517),  Route carried "under" structure: County highway 3990,  Year Built: 1962,  Structure Length: 0. m,  Average Daily Traffic: 7,462 (year 1994),  Truck Traffic: 5%,  Features Intersected: D AVE,  Facility Carried by Structure: US-131 SB
Minimum Vertical Clearance: 4.90m (16.08ft),  Kilometerpoint: 9.697,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 12.5m (41.0ft)

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Structure Number: 4566,  Location: 3.0 MI S OF ALLEGAN COL (Lat: 42.376250,  Lng: -85.655742),  Route carried "under" structure: County highway 3990,  Year Built: 1962,  Structure Length: 0. m,  Average Daily Traffic: 7,462 (year 1994),  Truck Traffic: 5%,  Features Intersected: D AVE,  Facility Carried by Structure: US-131 NB
Minimum Vertical Clearance: 4.57m (14.99ft),  Kilometerpoint: 9.759,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 12.5m (41.0ft)

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Structure Number: 4609,  Location: 2.5 MI E OF US-131 (Lat: 42.317928,  Lng: -85.619567),  Route carried "under" structure: Business US 131,  Year Built: 1964,  Structure Length: 0. m,  Average Daily Traffic: 5,622 (year 2007),  Truck Traffic: 9%,  Features Intersected: US-131 BR,  Facility Carried by Structure: BARNEY RD (H AVE)
Minimum Vertical Clearance: 4.82m (15.81ft),  Kilometerpoint: 5.227,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 37.1m (121.7ft)

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Structure Number: 461,  Location: 2.0 MI E OF US-131 (Lat: 42.323886,  Lng: -85.628800),  Route carried "under" structure: County highway 2005,  Year Built: 1963,  Structure Length: 0. m,  Average Daily Traffic: 4,632 (year 1997),  Truck Traffic: 4%,  Features Intersected: NICHOLS RD (14TH ST),  Facility Carried by Structure: US-131 BR NB
Minimum Vertical Clearance: 5.46m (17.91ft),  Kilometerpoint: 3.088,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 14.8m (48.6ft)

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Structure Number: 4611,  Location: 2.0 MI E OF US-131 (Lat: 42.323561,  Lng: -85.628808),  Route carried "under" structure: County highway ,  Year Built: 1963,  Structure Length: 0. m,  Average Daily Traffic: 4,632 (year 1997),  Truck Traffic: 4%,  Features Intersected: NICHOLS RD (14TH ST),  Facility Carried by Structure: US-131 BR SB
Minimum Vertical Clearance: 5.23m (17.16ft),  Kilometerpoint: 3.053,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 14.9m (48.9ft)

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Structure Number: 4612,  Location: 1.2 MI E OF US-131 (Lat: 42.326194,  Lng: -85.649275),  Route carried "under" structure: County highway ,  Year Built: 1963,  Structure Length: 0. m,  Average Daily Traffic: 4,696 (year 1995),  Truck Traffic: 6%,  Features Intersected: RAVINE ROAD,  Facility Carried by Structure: US-131 BR SB
Minimum Vertical Clearance: 5.13m (16.83ft),  Kilometerpoint: 7.392,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 13.4m (44.0ft)

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Structure Number: 4613,  Location: 1.2 MI E OF US-131 (Lat: 42.326508,  Lng: -85.649311),  Route carried "under" structure: County highway ,  Year Built: 1963,  Structure Length: 0. m,  Average Daily Traffic: 4,696 (year 1995),  Truck Traffic: 6%,  Features Intersected: RAVINE ROAD,  Facility Carried by Structure: US-131 BR NB
Minimum Vertical Clearance: 4.78m (15.68ft),  Kilometerpoint: 7.427,  Lanes on structure: 2,  Lanes under structure: 2,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 13.1m (43.0ft)

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